Guides
Bar Puller G-Code on a Lathe: How the Program Works
A bar puller pulls fresh stock out of the collet for the next part. Here is the logic of the G-code behind it, explained conceptually for learners.
Lawrence Arya··5 min
Posts, page 37 of 44
Code reference
Basic G-Code and M-Code List for a TESDA CNC Exam
The core G-code and M-code a TESDA CNC exam expects you to know: motion, units, positioning, spindle, coolant, and program control. A focused study list.
Lawrence Arya··5 min
Code reference
Blank G-Code Test Worksheet: Make One That Actually Works
A blank G-code worksheet is a fine offline study aid if it forces recall. Here is what to put on one, and why a write-in format beats a plain code list.
Lawrence Arya··5 min
Practice
Can I Use a Cheat Sheet During a CNC Interview?
Usually not during the test portion, and even when allowed, leaning on one reads as inexperience. Here is the honest answer and what to do instead.
Lawrence Arya··5 min
Practice
CNC Lathe Operator Hands-On Test: How to Prepare
A lathe operator hands-on test checks chucking, offsets, turning a part, and reading the program. Here is how to prepare, with the turning codes you need cold.
Lawrence Arya··5 min
Practice
A CNC Machining Tycoon Game With Real G-Code: Reality Check
A tycoon game that teaches real G-code is a fun idea, but management games rarely build real skill. Here is what actually does, without losing the fun.
Lawrence Arya··5 min
Practice
CNC Machinist Certification Test Prep: A Practical Guide
How to prepare for a CNC machinist certification: what the tests cover, a study order that works, and the fundamentals you can drill for free right now.
Lawrence Arya··5 min
Practice
CNC Milling Artisan Trade Test: What to Expect
An artisan-level milling trade test goes beyond running a job into planning, setup, problem-solving, and producing to drawing. Here is the scope and how to prepare.
Lawrence Arya··5 min
Practice
CNC Operator Exam for Working in Japan: What Transfers
Heading to a CNC job in Japan? The good news is G-code is universal. The new challenge is workplace language and local procedure. Here is how to prepare both.
Lawrence Arya··5 min
Practice
CNC Operator Interview Questions in Dubai: What to Expect
CNC interviews in Dubai cover the universal technical questions plus practical hiring topics like experience, availability, and machines run. Here is how to prepare.
Lawrence Arya··5 min
Practice
CNC Operator Jobs in Dubai: What the Test Questions Cover
CNC operator hiring tests in Dubai and the UAE focus on the same fundamentals everywhere: reading G-code, common codes, measurement, and safety basics. Here is how to prepare.
Lawrence Arya··5 min
Code reference
CNC Plasma Torch Fire M-Code: Why It Is Machine-Specific
There is no universal M-code that fires a plasma torch. Different controllers map it differently, often to M03 or a custom code. Here is why, and how to check.
Lawrence Arya··5 min